Chamberlain 7708CB-P Chain Drive Rail Extension Kit for 8 Foot High Garage Doors
Key features
- •Fully compatible: the Chain Drive Rail Extension Kit for 8'-High Garage Doors is required for reliable, everyday operation of Chamberlain chain drive models in 8-ft. garage door applications.
- •Easy Setup: featuring a quick-install extension rail and replacement chain, the kit includes all necessary hardware and instructions for a quick and easy installation.
- •Includes one-year warranty, rail extension, replacement chain, all necessary hardware and an instruction manual for easy setup.
- •Proven quality: rigorous quality testing ensures lasting performance.
- •About Chamberlain: the largest and most dependable garage door opener manufacturer in North America.
Chamberlain 7708CB-P Chain Drive Rail Extension Kit for 8 Foot High Garage Doors
List Price: $74.05$66.65DEALYou Save: $7.40 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 23, 2026In Stock (8)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection
Customer Reviews
Reviews sourced from verified Amazon purchasers4.5
out of 5
Based on 10 reviews
5★
60%
4★
20%
3★
20%
2★
0%
1★
0%
8" Extension Chain
Txhotme•August 25, 2017
Great product. I would order again.
Great!!
Terry•July 22, 2017
Just what I needed for my 8' door!!
Three Stars
value lover in nw, ar•May 15, 2017
I would like it more if it was included with the opener for optional 8 foot doors.
Easy to use extension kit!
Amazon Customer•April 2, 2017
Great kit. Solved my problem quickly to extend my garage door opener track. Very complete kit.
Extension Worked well
K. L.•March 24, 2017
This worked as expected, I did have to move the main brackets on the ceiling to get the motor in the correct new position. Did no take too long to take down the original and add this piece.
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